This file is indexed.

preinst is in acpid 1:2.0.28-1ubuntu1.

This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
#!/bin/sh

set -e

# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/init/acpid.conf 1:2.0.28-1ubuntu1~ -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/acpi/events/powerbtn 1:2.0.28-1ubuntu1~ -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/acpi/powerbtn.sh 1:2.0.28-1ubuntu1~ -- "$@"
# End automatically added section


# Remove a no-longer used conffile
rm_conffile() {
    PKGNAME="$1"
    CONFFILE="$2"
    if [ -e "$CONFFILE" ]; then
        md5sum="`md5sum \"$CONFFILE\" | sed -e \"s/ .*//\"`"
        old_md5sum="`dpkg-query -W -f='${Conffiles}' $PKGNAME | sed -n -e \"\\\\' $CONFFILE '{s/ obsolete$//;s/.* //p}\"`"
        if [ "$md5sum" != "$old_md5sum" ]; then
            echo "Obsolete conffile $CONFFILE has been modified by you."
            echo "Saving as $CONFFILE.dpkg-bak ..."
            mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
        else
	    if [ "$CONFFILE" = "/etc/acpi/events/powerbtn" -a -e /etc/acpi/powerbtn.sh.dpkg-bak ]; then
		# we need some special logic for /etc/acpi/events/powerbtn because it might
		# be kept because it was changed itself or because /etc/acpi/powerbtn.sh was changed
		echo "Obsolete conffile $CONFFILE saved as $CONFFILE.dpkg-bak ..."
		sed -e 's#/etc/acpi/powerbtn.sh#/etc/acpi/powerbtn.sh.dpkg-bak#' < "$CONFFILE" > "$CONFFILE".dpkg-bak
	    else
		echo "Removing obsolete conffile $CONFFILE ..."
	    fi
	    rm -f "$CONFFILE"
        fi
    fi
}

case "$1" in
  install|upgrade)
    if dpkg --compare-versions "$2" lt 1.0.8-7; then
	rm_conffile acpid /etc/logrotate.d/acpid
	rm_conffile acpid /etc/acpi/powerbtn.sh
	rm_conffile acpid /etc/acpi/events/powerbtn
    fi
  ;;
esac